Home / 1,976,247.40-2,964,546.60-823,239.40

Finding the Fourth Proportional to 1,976,247.40, 2,964,546.60 and 823,239.40

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Solution

The fourth proportional to 1,976,247.40, 2,964,546.60 and 823,239.40 is: 1,234,932.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976,247.40 : 2,964,546.60 = 823,239.40 : x
  2. Step 2: Convert to fraction form
    1,976,247.40/2,964,546.60 = 823,239.40/x
  3. Step 3: Cross multiply
    1,976,247.40x = 2,964,546.60 × 823,239.40
  4. Step 4: Simplify right side
    1,976,247.40x = 2,440,531,564,256.04
  5. Step 5: Solve for x
    x = 2,440,531,564,256.04/1,976,247.40
  6. Step 6: Final answer
    x = 1,234,932.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.